/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.seatunnel.connectors.selectdb.sink.committer;

import org.apache.seatunnel.shade.com.typesafe.config.Config;

import org.apache.seatunnel.api.sink.SinkCommitter;
import org.apache.seatunnel.connectors.selectdb.config.SelectDBConfig;
import org.apache.seatunnel.connectors.selectdb.rest.CopySQLUtil;

import lombok.extern.slf4j.Slf4j;

import java.io.IOException;
import java.util.Collections;
import java.util.List;

@Slf4j
public class SelectDBCommitter implements SinkCommitter<SelectDBCommitInfo> {
    private final SelectDBConfig selectdbConfig;

    public SelectDBCommitter(Config pluginConfig) {
        this(SelectDBConfig.loadConfig(pluginConfig));
    }

    public SelectDBCommitter(SelectDBConfig selectdbConfig) {
        this.selectdbConfig = selectdbConfig;
    }

    @Override
    public List<SelectDBCommitInfo> commit(List<SelectDBCommitInfo> commitInfos)
            throws IOException {
        for (SelectDBCommitInfo committable : commitInfos) {
            commitTransaction(committable);
        }
        return Collections.emptyList();
    }

    @Override
    public void abort(List<SelectDBCommitInfo> commitInfos) {}

    private void commitTransaction(SelectDBCommitInfo commitInfo) throws IOException {
        String hostPort = commitInfo.getHostPort();
        String clusterName = commitInfo.getClusterName();
        String copySQL = commitInfo.getCopySQL();
        log.info("commit to cluster {} with copy sql: {}", clusterName, copySQL);
        CopySQLUtil.copyFileToDatabase(selectdbConfig, clusterName, copySQL, hostPort);
    }
}
